Business Research Methodology — DU B.Com. (Hons.) Previous Year Question Papers

1. (a) (b) Define Business Research. Explain its scope and significance in modern business decision-making. (9) Distinguish between qualitative and quantitative research with examples. (c) What is a Literature Review? Explain its objectives and process in business research. (9) (d) A startup wants to launch an eco-friendly detergent in urban India. Formulate a research question and explain the steps involved in conducting business research for this problem. (9) 2. (a) Explain exploratory research design and its methods with examples. (9) (b) Differentiate between descriptive and experimental research design. (9) (c) Explain the characteristics and importance of a good research design. (9) (d) A company wants to measure customer satisfaction across 5 cities. Which research design is most suitable? Justify with characteristics and process. (9) 3. (a) What is measurement and scaling? Explain nominal, ordinal, interval and ratio scales. (9) (b) What is reliability and validity? How are they ensured? (9) (c) Discuss questionnaire design process and precautions while framing questions. (9) (d) Explain sample size determination and factors affecting it. (9) 4. (a) Explain hypothesis and its significance in research. (9) (b) Differentiate between Null and Alternative Hypothesis with examples. (9) (c) A sample of 12 employees has a mean salary `42,000 with SD `3,000. Test whether population mean salary is `40,000 at 5% significance. (9) (d) A survey of 200 consumers gives the following preferences for payment methods : Payment Mode Consumers Debit Card 50 Credit Card 40 Present this data graphically and interpret consumer trends. (9) 5. Write short notes on any three: (6x3=18) (a) Inductive vs Deductive Approach (b) Census vs Sampling (c) APA Referencing Style (d) Likert Scale (e) Ethics in Business Research 3. 3) armen 2m), s (Ordinal), ¡ {{ay (Inductive vs Deductive Approach) (7) APA 78 zr (APA Referencing Style) (7) friche zar (Likert Scale) # ¡ (Ethis in Business Research)